Finding the Fourth Proportional to 16,322,820.80, 24,484,231.20 and 4,963,251.20
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Solution
The fourth proportional to 16,322,820.80, 24,484,231.20 and 4,963,251.20 is: 7,444,876.80
Step by Step Solution
- Step 1: Write the proportion equation
16,322,820.80 : 24,484,231.20 = 4,963,251.20 : x - Step 2: Convert to fraction form
16,322,820.80/24,484,231.20 = 4,963,251.20/x - Step 3: Cross multiply
16,322,820.80x = 24,484,231.20 × 4,963,251.20 - Step 4: Simplify right side
16,322,820.80x = 121,521,389,884,477.44 - Step 5: Solve for x
x = 121,521,389,884,477.44/16,322,820.80 - Step 6: Final answer
x = 7,444,876.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.